Finding the Third Proportional to 127,072.50 and 276,282

Step by Step Solution

1. Step 1: Write the proportion equation
   127,072.50 : 276,282 = 276,282 : x
2. Step 2: Convert to fraction form
   127,072.50/276,282 = 276,282/x
3. Step 3: Cross multiply
   127,072.50x = 276,282 × 276,282
4. Step 4: Simplify right side
   127,072.50x = 76,331,743,524
5. Step 5: Solve for x
   x = 76,331,743,524/127,072.50
6. Step 6: Final answer
   x = 600,694.43